Base | Representation |
---|---|
bin | 10001011001000100… |
… | …111010010001111000 |
3 | 1210012110001012002120 |
4 | 101121010322101320 |
5 | 301221112004241 |
6 | 12325011401240 |
7 | 1230524113662 |
oct | 213104722170 |
9 | 53173035076 |
10 | 18674328696 |
11 | 7a13198601 |
12 | 3751bb3220 |
13 | 19b7b5204a |
14 | c92201532 |
15 | 7446a9666 |
hex | 45913a478 |
18674328696 has 128 divisors (see below), whose sum is σ = 48274410240. Its totient is φ = 6017356800.
The previous prime is 18674328689. The next prime is 18674328697. The reversal of 18674328696 is 69682347681.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (18674328697) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 38033011 + ... + 38033501.
It is an arithmetic number, because the mean of its divisors is an integer number (377143830).
Almost surely, 218674328696 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 18674328696, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24137205120).
18674328696 is an abundant number, since it is smaller than the sum of its proper divisors (29600081544).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
18674328696 is a wasteful number, since it uses less digits than its factorization.
18674328696 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 957 (or 953 counting only the distinct ones).
The product of its digits is 20901888, while the sum is 60.
The spelling of 18674328696 in words is "eighteen billion, six hundred seventy-four million, three hundred twenty-eight thousand, six hundred ninety-six".
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